2162 search results for "regression"

New Version of caret on CRAN

January 5, 2015
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New Version of caret on CRAN

A new version of caret is on CRAN. Some recent features/changes: The license was changed to GPL >= 2 to accommodate new code from the GA package. New feature selection functions gafs and safs were adde...

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learn R wisdom with fortunes

January 5, 2015
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learn R wisdom with fortunes

I like running fortune every time when the terminal was started. A screenshot is shown below: At the end of the post trick things in R, I introduced the fortunes package of R. Read More: 1656 Words Totally

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Seminars in Taiwan

January 5, 2015
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I’m currently visiting Taiwan and I’m giving two seminars while I’m here — one at the National Tsing Hua University in Hsinchu, and the other at Academia Sinica in Taipei. Details are below for those who might be nearby. Automatic Time Series Forecasting College of Technology Management, Institute of Service Science, National Tsing Hua University,

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Video: H2O Talks by Trevor Hastie and John Chambers

January 2, 2015
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by Joseph Rickert In a recent post, where I presented some R related highlights of November's H20 World conference, I singled out and described talks by Trevor Hastie and John Chambers and remarked that it would be nice if the videos would be made available. Well, thanks to the generosity of the folks at H2O I got my wish....

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Titanic Kaggle competition pt. 2

January 1, 2015
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Titanic Kaggle competition pt. 2

Logistic Regression Continued I'm finally getting back to tackling the Titanic competition. In my last entry, I had started with some basic models (only females live, only 1st and 2nd class females live, etc), and then moved onto logistic regression. My logistic regression model at the time was not performing that well but I was also only using four...

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2014 highlight: Statistical Learning course by Hastie & Tibshirani

January 1, 2015
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2014 highlight: Statistical Learning course by Hastie & Tibshirani

What I like most about the R and Python developer and user communities, is their incredible openness and generosity. One of the finest examples in the past year was the online course “Statistical Learning” taught by Stanford professors Trevor Hastie and Rob Tibshirani. In this MOOC they explain very understandably (even

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Christmas release: ggRandomForests V1.1.2

December 28, 2014
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Christmas release: ggRandomForests V1.1.2

I’ve posted a new release of the ggRandomForests: Visually Exploring Random Forests to CRAN at (http://cran.r-project.org/package=ggRandomForests) The biggest news is the inclusion of some holiday reading – a ggRandomForests package vignette! ggRandomForests: Visually Exploring a Random Forest for Regression The vignette… Continue reading →

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A time series contest attempt

December 28, 2014
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A time series contest attempt

I saw the post a time series contest on Rob J Hyndman's blog. Since I am still wanting to play around with some bigger data sets, so I went to the source website https://drive.google.com/folderview?id=0BxmzB6Xm7Ga1MGxsdlMxbGllZnM&usp=shar...

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Animations and GIFs using ggplot2

December 26, 2014
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Animations and GIFs using ggplot2

Tracing a regression lineDiverging density plotsHappy New Year plot Happy New Year everyone! For the last post of the year, I thought I'd have a little fun with the new animation package in R. It's actually really easy to use. I recently had some fun w...

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A small introduction to the ROCR package

December 19, 2014
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A small introduction to the ROCR package

I've been doing some classification with logistic regression in brain imaging recently. I have been using the ROCR package, which is helpful at estimating performance measures and plotting these measures over a range of cutoffs. The prediction and performance functions are the workhorses of most of the analyses in ROCR I've been doing. For those

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